





Cosnori Hydrogel Mask 4 Sheets
$30
Delivers intense hydration for bouncy, luminous skin from the first use.
Strengthens the skin barrier — hydrogel mask sheets.
Strengthens the skin barrier — hydrogel mask sheets.
Version
🌎
Worldwide shipping
From Seoul · 2–5 business days processing
📦
Tracked delivery
K-Packet 7–15 d · DHL Express 3–6 d
★
100% authentic
Sourced directly in Korea
🔒
Secure payment
SSL · 3D Secure
Cosnori Hydrogel Mask
The korean sheet mask by Cosnori is a Korean skincare pick sourced in Seoul and curated by Koolseoul for K-beauty routines worldwide. It is formulated around targeted mask treatment. It brings the exact Korean formula found on shelves in Seoul beauty stores.
Use once or twice a week after cleansing, then follow with your usual serum and cream. It fits neatly into any minimal K-beauty ritual and layers well with the rest of your rotation. Cosnori keeps the formula focused on gentle, skin-friendly ingredients.
Koolseoul ships every order worldwide from Seoul with tracked delivery and careful packing. Every product is sourced in Korea and 100% authentic.
COSNORI Hydrogel Mask 4 sheets











